We defy anybody to not sing along to a ABBA song when they hear one, but how did the Super Troopers become one of the world's most successful groups? In the documentary film ABBA: When Four Became One we find out the find out about how they started out as struggling artists with plenty of setbacks and failures before they hit the big time and went on to global success. This clip shows how Agnetha's musical interest began as young child, and how she was part of a few bands before ABBA was formed.

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Documentary, Music